Questions about: shared-folders

Questions: I’m a newbie in linux. I installed Fedora 16 OS as guest in virtualbox on Window 7. Now, I want to access share folder from Fedora
I have tried to install a couple packages globally (gulp and yoeman), but I get errors when they are installing and in my C:\Users\Michael\AppData\Roaming\npm\node_modules directory, many of the package files are missing. Obviously, when I try to run